optional

S2 W2

BrE /ˈɒp.təʊ.sl/ AmE /ɑːp.toʊ.sl/

adjective en → es

1 NOT MANDATORY [attributive] [predicative] B1

not necessary but allowed or possible

opcional, no obligatorio

  • optional activity/course/subject

Collocations an optional extra · to make something optional

  • The course includes an optional trip to Paris.

    El curso incluye un viaje opcional a París.

2 CHOICE [attributive] [predicative] B1

able to be chosen or selected from other possibilities

opcional, elegible

  • optional choice

Collocations to have an optional selection of items · an optional range of options

  • You can choose from a wide range of optional extras.

    Puedes elegir entre una amplia gama de opciones adicionales.